Download IBM : C4090-456 Questions & Answers as PDF & Test Software
Updated: Jun 02, 2026
No. of Questions: 70 Questions & Answers with Testing Engine
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IBM XIV Storage System Technical Solutions V4 Sample Questions:
1. A customer is planning to buy a nine module XIV configuration. They have requested the exact power and cooling needs for this configuration.
What is the recommended document to consult for this information?
A) IBM Redbooks
B) IBM XIV Introduction and Planning Guide
C) IBM InteroperabilityMatrix
D) IBMXIV Storage System Data Sheet
2. On an XIV system, what factor must be considered when using snapshots?
A) 17 GB of hard capacity is immediately consumed at creation per snapshot
B) snapshots cannot be moved independently to another storage pool
C) snapshots must be unlocked before restore
D) restoring a snapshot invalidates all earlier snapshots
3. What is a benefit to IBM's XIV SSD transparent read cache?
A) SSD read cache is a separate tier
B) SSD drives add usablecapacitywithout user intervention
C) performance improvement in sequential reads
D) real-time cache algorithm; not policy-based
4. Which of the following external power inputs is available for full power redundancy of a six module XIV system?
A) four 20 amp, three-phase
B) two 30 amp, three-phase
C) four 30 amp, single-phase
D) six 20 amp, single-phase
5. What minimum information is required when creating a volume on an XIV system?
A) capacity, RAID level, disk group
B) Quality of Service, consistency group, volume name
C) drive type, disktier, capacity
D) capacity, storage pool, volume name
Solutions:
| Question # 1 Answer: B | Question # 2 Answer: B | Question # 3 Answer: D | Question # 4 Answer: B | Question # 5 Answer: D |
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